Many customers install our sensors on submerged equipment such as pumps and platform support structures. In these applications in addition to the normal vibration requirements,
consideration must be...
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Integrated electronics piezoelectric (IEPE) accelerometers are a mainstay of the industrial vibration monitoring market. These rugged devices are found in a variety of industries monitoring anything...
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The various noise sources of piezoelectric transducers connected to preamplifiers are discussed. Low level, low frequency measurements are limited by the electromechanical efficiency of the...
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With the availability of 4-20 mA vibration transducers, plant personnel can now input vibration information directly to their Programmable Logic Controller (PLC) or Distributed Control System (DCS)....
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Transducers come in two basic types
1. Contact- which measure the absolute movement of the Casing
2. Noncontact, which measure the relative movement of the shaft versus the casing. Noncontact probes...
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The concept of intrinsic safety in wiring recognizes that ignitable, flammable or combustible materials will be present with air, or other oxidizer, in sufficient quantity and ratio so as to represent...
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Low frequency vibration monitoring is an integral part of the total predictive maintenance program. Failure of slow speed machinery can result in catastrophic machine damage, lost production, and...
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Vibration monitoring is well established as a tool for diagnosing the mechanical health of rotating machines. Machinery analysts and technicians have been successfully using vibration monitoring of...
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The gear set on a critical turbo-compressor was monitored with a standard industrial accelerometer at very low frequencies. Severe vibrations at the hunting tooth frequency were found to be amplified...
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Cooling towers are a critical component in many power generation and chemical plants, and other process facilities. Catastrophic equipment failure can result in safety hazards, lowered production, and...
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Among the factors that must be considered in choosing an impedance head are the range of impedance of interest, and the effect that the impedance head may have on the vibratory characteristics of the...
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This technical note describes basic installation techniques for accelerometers and other vibration sensors. It will allow qualified field technicians to install vibration sensors in a variety of...
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Piezoelectric sensors are used extensively for monitoring structural and machinery vibrations. Piezoceramic PZT and quartz are the most widely used sensing materials for accelerometers and...
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This technical note describes basic installation techniques for accelerometers and other vibration sensors. It will allow qualified field technicians to install vibration sensors in a variety of...
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This technical note describes basic wiring and cabling installation techniques for accelerometers and other vibration sensors. It will allow qualified field technicians to connect vibration sensors in...
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Accelerometer based monitoring systems can be tested to verify proper installation and operation. Testing ensures data integrity and can identify most problems.
The trouble shooting techniques...
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Wiring guide for dual output vibration and temperature sensors Wilcoxon Research manufactures three types of sensors that output a vibration signal and a DC voltage proportional to temperature.
The...
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